Home / 214,466.10-321,701.48-64,707.72

Finding the Fourth Proportional to 214,466.10, 321,701.48 and 64,707.72

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Solution

The fourth proportional to 214,466.10, 321,701.48 and 64,707.72 is: 97,062.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,466.10 : 321,701.48 = 64,707.72 : x
  2. Step 2: Convert to fraction form
    214,466.10/321,701.48 = 64,707.72/x
  3. Step 3: Cross multiply
    214,466.10x = 321,701.48 × 64,707.72
  4. Step 4: Simplify right side
    214,466.10x = 20,816,568,967.89
  5. Step 5: Solve for x
    x = 20,816,568,967.89/214,466.10
  6. Step 6: Final answer
    x = 97,062.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.